diff options
| author |   Netanel Belgazal <netanel@amazon.com> | 2017-06-11 15:42:47 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-06-11 16:36:46 -0400 |
| commit | 0857d92f71b6cb75281fde913554b2d5436c394b (patch) | |
| tree | b00647e871f6bd67b4fdf0e48b8fd84dacc168b7 /drivers | |
| parent | net: ena: fix race condition between submit and completion admin command (diff) | |
| download | linux-dev-0857d92f71b6cb75281fde913554b2d5436c394b.tar.xz linux-dev-0857d92f71b6cb75281fde913554b2d5436c394b.zip | |
net: ena: add missing unmap bars on device removal
This patch also change the mapping functions to devm_ functions
Fixes: 1738cd3ed342 ("Add a driver for Amazon Elastic Network Adapters (ENA)")
Signed-off-by: Netanel Belgazal <netanel@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_netdev.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 1e71e89e1e18..4e9fbddd3b47 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -2853,6 +2853,11 @@ static void ena_release_bars(struct ena_com_dev *ena_dev, struct pci_dev *pdev) { int release_bars; + if (ena_dev->mem_bar) + devm_iounmap(&pdev->dev, ena_dev->mem_bar); + + devm_iounmap(&pdev->dev, ena_dev->reg_bar); + release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK; pci_release_selected_regions(pdev, release_bars); } @@ -2940,8 +2945,9 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_free_ena_dev; } - ena_dev->reg_bar = ioremap(pci_resource_start(pdev, ENA_REG_BAR), - pci_resource_len(pdev, ENA_REG_BAR)); + ena_dev->reg_bar = devm_ioremap(&pdev->dev, + pci_resource_start(pdev, ENA_REG_BAR), + pci_resource_len(pdev, ENA_REG_BAR)); if (!ena_dev->reg_bar) { dev_err(&pdev->dev, "failed to remap regs bar\n"); rc = -EFAULT; @@ -2961,8 +2967,9 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ena_set_push_mode(pdev, ena_dev, &get_feat_ctx); if (ena_dev->tx_mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV) { - ena_dev->mem_bar = ioremap_wc(pci_resource_start(pdev, ENA_MEM_BAR), - pci_resource_len(pdev, ENA_MEM_BAR)); + ena_dev->mem_bar = devm_ioremap_wc(&pdev->dev, + pci_resource_start(pdev, ENA_MEM_BAR), + pci_resource_len(pdev, ENA_MEM_BAR)); if (!ena_dev->mem_bar) { rc = -EFAULT; goto err_device_destroy; |